from the GNU version of the Collaborative International Dictionary of English

n. A square-rigged vessel, differing from a brig only in that she has a trysail mast close abaft the mainmast, on which a large trysail is hoisted.

n. Watery particles congealed into white or transparent crystals or flakes in the air, and falling to the earth, exhibiting a great variety of very beautiful and perfect forms.

n. Fig.: Something white like snow, as the white color (argent) in heraldry; something which falls in, or as in, flakes.

intransitive v. To fall in or as snow; -- chiefly used impersonally

transitive v. To scatter like snow; to cover with, or as with, snow.

from The Century Dictionary and Cyclopedia

To fall as snow: used chiefly impersonally: as, it snows; it snowed yesterday.

To scatter or cause to fall like snow.

To surround, cover, or imprison with snow: with in, up, under, or over: often used figuratively. See snow-bound.

n. The aqueous vapor of the atmosphere precipitated in a crystalline form, and falling to the earth in flakes, each flake consisting of a distinct crystal, or more commonly of combinations of separate crystals.

n. A snowfall; a snow-storm.

n. A winter; hence, in enumeration, a year: as, five snows.

n. Something that resembles snow, as white blossoms.

n. In heraldry, white; argent.

n. A vessel equipped with two masts, resembling the mainmast and foremast of a ship, and a third small mast just abaft and close to the mainmast, carrying a trysail.

“This day the spring had decided to be not poetical but simply cheerful. It had spread flocks of small scatterbrained clouds in the sky; it swept down the last specks of snow from every roof; it made new little brooks run everywhere and was playing at April the best it could...�? — Tove Jansson, 'Moominland Midwinter' (translated by Thomas Warburton).